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Does Hypothyroidism Shorten Life Expectancy in Dogs?

Yourvetplanet (Pablo M.S)
By Yourvetplanet (Pablo M.S). Updated: January 30, 2024
Does Hypothyroidism Shorten Life Expectancy in Dogs?

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Hypothyroidism in dogs is a common endocrine disorder characterized by the insufficient production of thyroid hormones. Addressing questions about the lifespan and management of hypothyroidism in dogs is essential for pet owners to understand the prognosis and make informed decisions about their dog's care. With proper diagnosis, treatment, and lifestyle adjustments, dogs with hypothyroidism can live normal, healthy lives and enjoy a lifespan similar to healthy dogs.

The following AnimalWised article explains whether hypothyroidism affects the life expectancy of dogs and provides insights into ways to enhance the lifespan of a dog diagnosed with hypothyroidism.

You may also be interested in: Symptoms of Hypothyroidism in Cats
  1. What is hypothyroidism?
  2. Does hypothyroidism shorten life expectancy?
  3. How to increase the life expectancy of a dog with hypothyroidism?
  4. Can hypothyroidism go away in dogs?

What is hypothyroidism?

Hypothyroidism is a common endocrine disorder in dogs that occurs when the thyroid gland doesn't produce enough thyroid hormones. Thyroid hormones are essential for regulating metabolism, growth, and development. When the thyroid gland doesn't produce enough hormones, the body's functions slow down.

The prevalence of hypothyroidism in dogs is estimated to be between 0.5% and 1.5%, with the average age of onset being around 5-7 years.

Causes of hypothyroidism in dogs

The most common cause of hypothyroidism in dogs is an autoimmune disease called lymphocytic thyroiditis. This disease causes the body's immune system to attack the thyroid gland, leading to inflammation and destruction of the gland.

Symptoms of hypothyroidism in dogs

The symptoms of hypothyroidism in dogs can vary depending on the severity of the condition. Some common symptoms include:

  • Weight gain
  • Lethargy
  • Haircoat and skin problems
  • Slowed heart rate
  • Enlargement of the thyroid gland
  • Behavioral changes

To learn more about hypothyroidism in dogs, be sure to read this other article, where we discuss in more detail its symptoms, treatment, and diagnosis.

Does hypothyroidism shorten life expectancy?

With proper treatment and management, dogs with hypothyroidism can live normal, healthy lives and have a lifespan that is similar to that of healthy dogs. The average lifespan of a dog with hypothyroidism is 12-14 years. However, some dogs may live for as long as 16 or 17 years.

However, if hypothyroidism is left untreated or if there are complications, it can potentially lead to other health issues that may impact the dog's longevity. Additionally, the age at which hypothyroidism is diagnosed can influence the overall prognosis.

Does Hypothyroidism Shorten Life Expectancy in Dogs? - Does hypothyroidism shorten life expectancy?

How to increase the life expectancy of a dog with hypothyroidism?

Managing hypothyroidism in dogs requires a holistic approach that integrates proper medical care, lifestyle adjustments, and attentive care. By following these guidelines, you can significantly enhance your furry friend's quality of life and potentially extend their lifespan.

  • Seek professional veterinary guidance for an accurate diagnosis and personalized treatment plan tailored to your dog's specific needs. Early detection and prompt intervention are crucial for optimal management.

  • Administer thyroid hormone replacement medication as prescribed by your veterinarian. Regular monitoring and dosage adjustments may be necessary to maintain optimal hormone levels and minimize symptoms.

  • Establish a routine of regular veterinary check-ups to track your dog's overall health, assess thyroid hormone levels, and adjust medication dosages as needed. These visits ensure that your dog receives the best possible care.

  • Enrich your dog's diet with a balanced and nutritionally appropriate meal plan that caters to their individual needs. Consult with your veterinarian to determine the optimal diet for your dog, considering their age, activity level, and specific health conditions.

  • Maintain vigilant monitoring of your dog's weight to prevent obesity, a common complication that can exacerbate hypothyroidism symptoms. Engage in regular exercise, consult with your veterinarian to determine an appropriate exercise routine, and provide a nutritious diet to support a healthy weight.

  • Incorporate regular moderate-intensity exercise into your dog's routine to promote overall well-being. Consult with your veterinarian to establish an exercise program that aligns with your dog's condition and activity level.

  • Minimize stressors in your dog's environment, as stress can negatively impact thyroid function. Create a comfortable and stable living environment where your dog feels secure and relaxed.

  • Schedule regular thyroid function tests to assess hormone levels and make necessary medication adjustments. These tests ensure that your dog's thyroid function is optimally managed.

  • Maintain impeccable dental hygiene, as healthy gums and teeth are essential for overall well-being. Regular dental check-ups and dental hygiene practices are crucial to prevent oral health issues that can contribute to systemic problems.

  • Pay close attention to any changes in your dog's behavior, coat condition, weight, or other symptoms associated with hypothyroidism. Promptly report any concerns to your veterinarian for timely intervention.

  • Remember that every dog is unique, and their hypothyroidism management plan should be tailored to their individual health status and specific needs. Regular communication and collaboration with a trusted veterinarian are essential to optimize your dog's quality of life and life expectancy.

On a different note, dermatological symptoms tend to subside after several months of treatment. However, in certain cases, it becomes imperative to manage skin infections or utilize specialized shampoos tailored for dry or greasy coats. Addressing the remaining symptoms necessitates the expertise of the veterinarian, who will assess the need for specific drugs for each particular manifestation.

In conclusion, caregivers must exercise patience throughout the recovery process. Some symptoms may vanish within the initial month, while others might persist for approximately six months. Hence, strict adherence to the treatment protocol outlined by the veterinarian is crucial to guarantee a successful recovery for your pet.

Can hypothyroidism go away in dogs?

Managing hypothyroidism in dogs is indeed feasible, but achieving complete recovery hinges on various factors tied to the root cause of the condition. The complexity of this issue necessitates a nuanced understanding.

In instances where hypothyroidism is primary, denoting damage or destruction to the thyroid gland itself, the prognosis leans towards lifelong management. Typically, around 75% of the gland is impaired, requiring consistent medication to alleviate symptoms. Discontinuing treatment after symptoms subside often leads to their resurgence. Hence, maintaining a steady administration of medication and regular veterinary checkups is imperative for monitoring thyroid hormone levels.

Conversely, vigilant monitoring is essential when dealing with thyrotoxicosis, characterized by an excess of thyroxine that triggers sudden hyperthyroidism symptoms. These symptoms include increased thirst and urination, nervousness, rapid breathing, and an elevated heart rate.

In essence, achieving complete recovery from hypothyroidism may not be universally attainable. However, early diagnosis, adherence to proper medication protocols, and regular veterinary care can markedly enhance your dog's quality of life and potentially extend their lifespan.

This article is purely informative. AnimalWised does not have the authority to prescribe any veterinary treatment or create a diagnosis. We invite you to take your pet to the veterinarian if they are suffering from any condition or pain.

If you want to read similar articles to Does Hypothyroidism Shorten Life Expectancy in Dogs?, we recommend you visit our Other health problems category.

  • Ettinger, S.J., Feldman, E.C., & Côté, E. (2016). Textbook of Veterinary Internal Medicine-Inkling E-Book . Elsevier health sciences.
  • Nelson, R.W., & Couto, C.G. (2019). Small Animal Internal Medicine-E-Book: Small Animal Internal Medicine-E-Book . Elsevier Health Sciences.
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Does Hypothyroidism Shorten Life Expectancy in Dogs?